TWM506959U - Measurement device for weight and center of sports implement - Google Patents

Description

Sports equipment weight, center of gravity measuring device

The present invention is applied to the technical field of the center of gravity measuring device, and particularly relates to a technically provided weight and center of gravity measuring device for sports equipment, which can save maintenance cost by avoiding damage to the sensor and hardware caused by overload or inadvertent operation. In addition, the instrument and the humanized computing interface are used for numerical processing, which can improve the accuracy and convenience of the user's operation and interpretation.

According to the measurement, the relevant application of the proportion distribution of the center of gravity of the sports equipment is one of the most important issues, such as baseball bats, golf clubs, badminton rackets and tennis rackets, etc. The measurement method used in the practice is the rotation using the seesaw principle. The mechanism measures the position of the target by measuring the position of the center of gravity.

Please refer to the fourth to fifth figures, wherein the measuring device is provided with a rotating shaft 73 on a bottom plate 70. The rotating shaft 73 is a long round bar and a fixing member 71 is pivoted at each end. The fixing member 71 can define the rotational position of the rotating shaft 73; the racket 80 to be tested is placed on the rotating shaft 73, and a rotating member 74 is slowly rotated to balance the racket 80 on both sides of the rotating shaft 73. Observing that one of the lengths 75 of one hand 72 can obtain the distance of the center of gravity of the racket 80, and the balance point is that the left and right sides of the rotating shaft bear the same weight and become a single point to support the center of gravity of the racket 80. .

However, the conventional center of gravity measuring device still has its shortcomings to be improved, in which the racket The initial state of gravity center measurement is placed on the bottom plate 70 and the rotating shaft 73, and then the rotating element 74 is slowly rotated to drive the rotating shaft 73 to make the racket float to reach the equilibrium point, but this operation mode may cause the object to be shaken to cause measurement. error.

Secondly, the operation of such a conventional measuring device is to keep the object to be tested in an artificial manner, and to slowly rotate the rotating member 74 to slowly move the racket to a static dangling balance, so that the measuring process takes a long time.

Moreover, the interpretation of the measuring device directly observes the length scale 75, which is inefficient and easy to cause errors.

It can be seen from the above that the conventional center of gravity measurement system does have its own defects, so the new creator has been engaged in the research and development and manufacturing experience of the measurement industry for many years to explore the problems faced by the above-mentioned existing measuring devices, and Actively looking for a solution, after many tests and improvements, we finally created a weight and center of gravity measuring device that can definitely improve the above-mentioned lack of sports equipment.

The main purpose of the present invention is to provide a fast and accurate measuring device, which integrates an integrated measuring system for fixing device, display, numerical setting, calculation and data transmission, in addition to allowing the user to quickly place the object to be tested. In addition to simply reading the measured values from the display, the measurement results have excellent reproducibility and improve measurement efficiency.

In order to achieve the above object, the present invention provides a weight and center of gravity measuring device for a sports article, comprising: a base, the base is provided with a front fixing seat, and the front fixing seat is provided with a front weight sensing device, The front weight sensing device is provided with a front fixing component at the top end, and the top end of the front fixing component is corresponding to the shape of the measuring article; a rear fixing seat, the rear fixing seat is disposed on the base and located on one side of the front fixing seat, the rear fixing seat is provided with a rear weight sensing device, and the rear weight sensing device is fixed at the top end The component has a top end of the rear fixing component corresponding to the shape of the measuring object, and the rear fixing component is provided with a strip-shaped bracket extending from the other end of the front fixing bracket, and an abutting member is fixed on the end of the strip-shaped bracket.

An operation panel is disposed on one side of the base and a computing display interface is disposed in the center of the operation panel. The operation display interface is fixed on both sides and electrically connected to a first weight meter and a second weight meter. a power switch; when the object to be tested is placed between the front fixing member and the rear fixing member and one end abuts against the abutting member, the power switch is activated to enable the front weight sensing device and the rear weight sensing device to The weight gauge converts the signal into a voltage and a current, and displays the weight on the first weight meter and the second weight meter, and presents the center of gravity of the object to be tested at the operation display interface.

Wherein, the front fixing component and the contact surface of the rear fixing component and the object to be tested are fixed with two rubber sleeves, and each rubber sleeve is cylindrical and arranged in a V shape, and the line contact with the object to be tested reduces the error.

The abutting member is a detachable roller and is pivotally disposed on the body. The base body is U-shaped and the axial ends of the abutting member are respectively pivoted on a vertical surface of the base body.

Wherein, the base is fixed with an anti-overload mechanism below the end of the strip-shaped bracket, and the anti-overload mechanism has a convex shape and a top screw is disposed corresponding to the bottom of the seat. .

Wherein, the upper surface of the strip bracket is provided with a scale or mark.

Wherein, the operation panel is provided with a warning light, and the warning light is electrically connected to the anti-overloading mechanism, and the warning is illuminated when the measurement exceeds the load.

Wherein, the base is integrally formed with the operation panel.

According to the above structure, the present invention is provided with a safety mechanism on the base, which can effectively avoid damage to the sensor and the hardware caused by overload or inadvertent operation, and can save maintenance cost; and the operation display interface using the instrument and the humanization The numerical processing is set to improve the accuracy and convenience of the user's operation and interpretation.

With regard to the techniques, means and functions of the present invention, a preferred embodiment will be described in detail with reference to the drawings and drawings, and the reviewer will be able to have a more detailed understanding of the novel and familiarize himself with the The present invention can be implemented by the following, and the following description is only for explaining the preferred embodiment and is not intended to limit the scope of the present invention, and any variation or modification of the present invention based on the structure of the present invention. , all belong to the scope of this new type of protection.

[This new type]

10‧‧‧ Pedestal

20‧‧‧ front mount

21‧‧‧Pre-weight sensing device

22‧‧‧Front fixation elements

30‧‧‧ rear mount

31‧‧‧After weight sensing device

32‧‧‧ rear fixing components

40‧‧‧ strip bracket

50‧‧‧Operator panel

51‧‧‧Operation display interface

52‧‧‧First weight meter

53‧‧‧Second weight meter

54‧‧‧Power switch

55‧‧‧Warning lights

60‧‧‧Overload protection mechanism

61‧‧‧Abutment

62‧‧‧ rubber sleeve

63‧‧‧stop screw

64‧‧‧ body

80‧‧‧ racket

81‧‧‧Handle

[study]

70‧‧‧floor

71‧‧‧Fixed components

72‧‧‧handle

73‧‧‧Rotary axis

74‧‧‧Rotating components

75‧‧‧ length scale

80‧‧‧ racket

Fig. 1 is a schematic view of the three-dimensional appearance of the present invention.

Figure 2: A schematic plan view of the side of the present invention.

Fig. 3 is a schematic plan view of the measurement distance of the present invention.

Figure 4: The overall top view of the conventional.

Fig. 5 is a schematic view showing the stereoscopic operation of the conventional embodiment.

Please refer to the first to third figures. The present invention provides a weight and center of gravity measuring device for sports, comprising: a base 10, the base 10 is provided with a front fixing seat 20, the front fixing seat 20 is provided with a front weight sensing device 21, and the front weight sensing device 21 is provided with a front fixing member 22 at the top end. The top end of the fixing member 22 is in the shape of the corresponding measuring object; a rear fixing seat 30 is disposed on the base 10 and located on one side of the front fixing seat 20, and the rear fixing seat 30 is provided with a rear weight. a sensing device 31, the rear weight sensing device 31 is provided with a rear fixing component 32 at the top end, the top end of the rear fixing component 32 is corresponding to the shape of the measuring object, and the rear fixing component 32 is provided with a strip bracket 40 opposite to the front fixing The other end of the base 20 extends, and a body 64 is fixed on the end of the strip bracket 40. The base 64 is U-shaped and is provided with an abutting member 61. An operation panel 50 is disposed on the base. An operation display interface 51 is disposed on one side of the operation panel 50, and the operation display interface 51 is fixed on both sides and electrically connected to a first weight meter 52, a second weight meter 53, and a power switch 54; After the object to be tested is placed between the front fixing member 22 and the rear fixing member 32 and one end abuts against the abutting member 61, the power switch 54 is activated to make the front weight sensing device 21 and the rear weight sensing device 31. Converting the signal into voltage and current with a weight gauge, and at the first weight Weight meter 52 and the second meter 53 displays the weight and center of gravity of the analyte from the presentation of the operational display interface 51.

Wherein, the top of the front fixing component 22 and the rear fixing component 32 and the contact surface of the object to be tested are fixed with two rubber sleeves 62, and each of the rubber sleeves 62 is cylindrical and arranged in a V shape, and the line contact with the object to be tested is reduced. error.

The abutting member 61 is a detachable roller and is pivotally disposed on the base 64. The base 64 is U-shaped and the axial ends of the abutting member 61 are pivotally disposed on the vertical surface of the base 64.

The susceptor 10 is fixed with an anti-overload mechanism 60 under the end of the corresponding strip-shaped bracket 40. The anti-overload mechanism 60 has a convex shape and a stop screw 63 corresponding to the bottom of the base 64.

Wherein, the upper surface of the strip bracket 40 is provided with a scale or mark.

The operation panel 50 is provided with a warning light 55. The warning light 55 is electrically connected to the overload prevention mechanism 60, and the warning is illuminated when the measurement exceeds the load.

The base 10 and the operation panel 50 are integrally formed.

In operation, when the present invention is measured, a racket 80 is placed on the front fixing member 22 and the rear fixing member 32, and the end of one of the grips 81 of the racket 80 is brought into contact with the abutting roller 61, and The anti-overload mechanism 60 under the roller 61 can avoid the protection of the new fault when the racket 80 is placed too much or the racket 80 is too heavy, and the rubber is placed at the place where the front fixing member 22 and the rear fixing member 32 are placed. The sleeve 62 protects the racket 80 from damage and reduces the contact area elevation accuracy; and after the power switch 54 is activated, the rear weight sensing device 31 and the front weight sensing device 21 utilize the weight strain of the Huygens bridge principle. Converting the strain caused by the weight into a voltage current input is displayed on the first weight meter 52 and the second weight meter 53 each measuring a weight value, and the first weight meter 52 is added to the second weight meter 53 The total weight of the racket 80; wherein the first weight meter 52 and the second weight meter 53 transmit the weight data to the computing display interface 51 (HNI) via RS485 communication, and the operation display interface 51 is accessible The input type of small computer can provide the user input La, Lb value, the upper and lower limits of the weight of the object to be tested, the upper and lower limits of the center of gravity, and the like, and calculate the total weight value, the value of the center of gravity position, whether the weight center of gravity is the NG product, etc. Also displayed on the operation display interface 51, the distance between the center of gravity of the bar can be recognized by the scale or mark on the strip bracket 40.

Please also refer to Figure 3 below, where C is the reference datum point, La is the length from point A to point C; Lb is the length from point B to point C; Lx is the length from the center of gravity to the point C; Wa is A The weight measured by the point; Wb is the weight measured at point B, and the position of the center of gravity can be obtained from the relationship of the center of gravity. Lx is as follows: WaLa+WbLb=(Wa+Wb)Lx, that is, Lx=(WaLa+WbLb)/(Wa+Wb); and the calculated Lx and each numerical value are displayed on the operation display interface 51.

In summary, the present invention has many of the above-mentioned efficiencies and practical values, and can effectively improve the overall economic benefits. Therefore, the present invention is indeed an innovative structure, and the same or similar products are not seen in the same field technology. For public use, it should meet the requirements of the new patent, and apply in accordance with the law, and please give this new patent.

10‧‧‧ Pedestal

20‧‧‧ front mount

21‧‧‧Pre-weight sensing device

22‧‧‧Front fixation elements

30‧‧‧ rear mount

31‧‧‧After weight sensing device

32‧‧‧ rear fixing components

40‧‧‧ strip bracket

50‧‧‧Operator panel

51‧‧‧Operation display interface

52‧‧‧First weight meter

53‧‧‧Second weight meter

54‧‧‧Power switch

55‧‧‧Warning lights

60‧‧‧Overload protection mechanism

61‧‧‧Abutment

62‧‧‧ rubber sleeve

64‧‧‧ body

80‧‧‧ racket

81‧‧‧Handle

Claims (7)

A weight and center of gravity measuring device for a sports article includes: a base, the base is provided with a front fixing seat, the front fixing seat is provided with a front weight sensing device, and the front weight sensing device is provided at the top end a fixing component, the top end of the front fixing component is corresponding to the shape of the measuring object; a rear fixing seat is disposed on the base and located on one side of the front fixing seat, and the rear fixing seat is provided with a sense of weight a measuring device, the rear weight sensing device is provided with a rear fixing component at the top end, the top end of the rear fixing component is corresponding to the shape of the measuring object, and the rear fixing component is provided with a strip-shaped bracket extending at the other end of the front fixing seat, An abutment is fixed above the end of the strip bracket. An operation panel is disposed on one side of the base and a computing display interface is disposed in the center of the operation panel. The operation display interface is fixed on both sides and electrically connected to a first weight meter and a second weight meter. a power switch; when the object to be tested is placed between the front fixing member and the rear fixing member and one end abuts against the abutting member, the power switch is activated to enable the front weight sensing device and the rear weight sensing device to The weight gauge converts the signal into a voltage and a current, and displays the weight on the first weight meter and the second weight meter, and presents the center of gravity of the object to be tested at the operation display interface. The weight of the exercise tool and the center of gravity measuring device as claimed in claim 1, wherein the front fixing member and the contact surface of the rear fixing member and the object to be tested are fixed with two rubber sleeves, each of which is cylindrical and It is arranged in a V shape and forms a line contact with the object to be tested to reduce the error. The weight of the sports article and the center of gravity measuring device as claimed in claim 1, wherein the abutting member is a detachable roller and is pivoted to the body, the seat body is U-shaped and the abutting members are axially at both ends The pivot is disposed on a vertical surface of the base. The weight of the exercise apparatus and the center of gravity measuring device according to claim 1, wherein the base is correspondingly An anti-overload mechanism is fixed under the end of the strip bracket, and the anti-overload mechanism has a convex shape and a top screw is disposed corresponding to the bottom of the seat. The weight of the exercise apparatus and the center of gravity measuring device as claimed in claim 1, wherein the upper surface of the strip-shaped bracket is provided with a scale or an indication. The weight and center of gravity measuring device of the sports article as claimed in claim 1, wherein the operation panel is provided with a warning light, the warning light is electrically connected to the anti-overloading mechanism, and the warning is illuminated when the measurement exceeds the load. The exercise tool weight and center of gravity measuring device as claimed in claim 1, wherein the base is integrally formed with the operation panel.